7.95 USD

ISBN: 1863975985

Contains two themes: 1. Earth-Friendly Energies looks at how resources are used for energy consumption within the community, and how alternative energy sources can be used to reduce pollution and environmental damage. 2. Human Body Systems explores the relationship between various body systems and looks at how a healthy lifestyle can help maintain their functions.

Author: Sandy Tasker

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File Size: 832 KBytes